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Merck & Co., Inc.

MRK
Exchange
NYSE
Industry
Pharmaceutical Preparations
SEC CIK
0000310158

In the last 90 days, Merck & Co., Inc. insiders filed 0 open-market purchases and 7 sales; 3,855 institutions reported holding it in 13F filings for Q2 2026, worth $254.3B in total; 4 superinvestors hold it, including Harris Associates (Oakmark) and Fairfax Financial.

13F holders, Q4 2021

Institutional positions in Merck & Co., Inc. as of Dec 31, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
2,910
+294 vs. Q3 2021
Shares held
1.85B
+9.41M (+0.5%) vs. Q3 2021
Total value
$142.2B
+$3.54B (+2.6%) vs. Q3 2021
New holders
388
1,257 more added
Sold out
94
961 more reduced

42 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2021: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting MRK on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ4 2021: 2,910 institutions
Q1 2021: 2,693 institutionsQ2 2021: 2,684 institutionsQ3 2021: 2,658 institutionsQ4 2021: 2,910 institutionsQ1 2022: 2,962 institutionsQ2 2022: 3,020 institutionsQ3 2022: 2,997 institutionsQ4 2022: 3,244 institutionsQ1 2023: 3,188 institutionsQ2 2023: 3,262 institutionsQ3 2023: 3,222 institutionsQ4 2023: 3,444 institutionsQ1 2024: 3,547 institutionsQ2 2024: 3,558 institutionsQ3 2024: 3,502 institutionsQ4 2024: 3,619 institutionsQ1 2025: 3,460 institutionsQ2 2025: 3,338 institutionsQ3 2025: 3,320 institutionsQ4 2025: 3,675 institutionsQ1 2026: 3,813 institutionsQ2 2026: 3,855 institutions
Value heldQ4 2021: $142.2B
Q1 2021: $143.2BQ2 2021: $144.3BQ3 2021: $138.8BQ4 2021: $142.2BQ1 2022: $152.1BQ2 2022: $171.5BQ3 2022: $162.7BQ4 2022: $212.2BQ1 2023: $205.1BQ2 2023: $222.8BQ3 2023: $197.7BQ4 2023: $211.6BQ1 2024: $256.9BQ2 2024: $242.3BQ3 2024: $221.8BQ4 2024: $196.9BQ1 2025: $177.7BQ2 2025: $155.9BQ3 2025: $159.8BQ4 2025: $206.6BQ1 2026: $231.9BQ2 2026: $254.3B
Institutions holding MRK and their total value by quarter
QuarterHoldersValue
Q2 20263,855$254.3B
Q1 20263,813$231.9B
Q4 20253,675$206.6B
Q3 20253,320$159.8B
Q2 20253,338$155.9B
Q1 20253,460$177.7B
Q4 20243,619$196.9B
Q3 20243,502$221.8B
Q2 20243,558$242.3B
Q1 20243,547$256.9B
Q4 20233,444$211.6B
Q3 20233,222$197.7B
Q2 20233,262$222.8B
Q1 20233,188$205.1B
Q4 20223,244$212.2B
Q3 20222,997$162.7B
Q2 20223,020$171.5B
Q1 20222,962$152.1B
Q4 20212,910$142.2B
Q3 20212,658$138.8B
Q2 20212,684$144.3B
Q1 20212,693$143.2B

Institutions, Q4 2021

Shares, value and share of portfolio for each institution holding Merck & Co., Inc.; share changes are against Q3 2021.

Institutions holding MRK in Q4 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Garner Asset Management Corp9,677$742.0K0.31%+5+0.1%Added
HHM Wealth Advisors, LLC9,695$743.0K0.18%−56−0.6%Reduced
Symmetry Partners, LLC9,727$745.0K0.05%−2,454−20.1%Reduced
Bassett Hargrove Investment Counsel, LLC9,723$745.0K1.07%−25−0.3%Reduced
Minot Wealth Management LLC9,745$747.0K0.14%+1,806+22.7%Added
Granite Investment Partners, LLC9,761$748.0K0.02%−400−3.9%Reduced
Community Capital Management, Inc.12,400$750.0K0.80%−4,800−27.9%Reduced
Monetary Management Group Inc9,804$751.0K0.19%+150+1.6%Added
David Loasby9,822$753.0K0.09%+232+2.4%Added
FourThought Financial, LLC9,850$755.0K0.09%+141+1.5%Added
Fruth Investment Management9,911$759.0K0.21%−76−0.8%Reduced
Signet Financial Management, LLC9,931$761.0K0.12%−227−2.2%Reduced
Stevens Capital Management LP9,924$761.0K0.17%+9,924New
Abundance Wealth Counselors9,943$762.0K0.20%−1,014−9.3%Reduced
InTrack Investment Management Inc9,950$763.0K0.53%+61+0.6%Added
McKinley Carter Wealth Services, Inc.9,954$763.0K0.06%+1,159+13.2%Added
Continental Advisors LLC9,966$764.0K0.60%−7,065−41.5%Reduced
Seascape Capital Management9,967$764.0K0.36%+253+2.6%Added
Strategic Investment Advisors9,996$766.0K0.15%+1,806+22.1%Added
Woodward Diversified Capital, LLC10,004$767.0K0.45%+3,002+42.9%Added
Univest Financial Corp10,035$769.0K0.20%−2,026−16.8%Reduced
Virtue Capital Management, LLC10,072$772.0K0.11%+2,715+36.9%Added
Capital Square, LLC9,835$775.0K0.54%−504−4.9%Reduced
Fulton Breakefield Broenniman LLC10,129$776.0K0.06%+57+0.6%Added
Viridian Ria, LLC10,125$776.0K0.16%+10,125New
Retirement Planning Co of New England, Inc.10,129$776.0K0.38%+10,129New
Family Firm, Inc.10,143$777.0K0.20%00.0%Unchanged
ASB Consultores, LLC10,136$777.0K0.38%+10,136New
Zullo Investment Group, Inc.10,147$778.0K0.40%+10,147New
Capital Advisors Inc10,197$781.0K0.02%+3,508+52.4%Added
Renasant Bank10,233$784.0K0.53%+696+7.3%Added
AGF Investments LLC10,254$786.0K0.07%−2,598−20.2%Reduced
Baker Ellis Asset Management LLC10,250$786.0K0.14%−600−5.5%Reduced
Lineweaver Wealth Advisors, LLC10,281$788.0K0.23%+4,345+73.2%Added
First Financial Corp10,295$789.0K0.48%00.0%Unchanged
First Pacific Financial10,290$789.0K0.38%+689+7.2%Added
SBK Financial, Inc.10,304$790.0K0.63%+10,304New
Bank of New Hampshire10,378$795.0K0.19%+2,554+32.6%Added
OmniStar Financial Group, Inc.10,390$796.0K0.81%+1,029+11.0%Added
Bernardo Wealth Planning LLC10,400$797.0K0.39%−10.0%Reduced
Hussman Strategic Advisors, Inc.10,400$797.0K0.17%+10,400New
Sage Rhino Capital LLC10,416$798.0K0.22%+63+0.6%Added
Golden State Wealth Management, LLC10,410$798.0K0.14%+5,231+101.0%Added
Navellier & Associates Inc10,425$799.0K0.12%−562−5.1%Reduced
Argent Capital Management LLC10,440$800.0K0.02%00.0%Unchanged
Coastal Bridge Advisors, LLC10,432$800.0K0.17%+25+0.2%Added
RNC Capital Management LLC10,442$800.0K0.04%+1,199+13.0%Added
Quantamental Technologies LLC10,450$801.0K0.41%+10,450New
Mark Stevens10,476$803.0K0.08%−195−1.8%Reduced
First Washington CORP10,482$803.0K0.31%00.0%Unchanged
River Wealth Advisors LLC10,490$804.0K0.12%+1,467+16.3%Added
Twelve Points Wealth Management LLC10,493$804.0K0.65%+10,493New
Merit Financial Group, LLC10,500$805.0K0.08%+227+2.2%Added
Doliver Advisors, LP10,314$810.0K0.26%−2,838−21.6%Reduced
Harrison & Co Wealth Management, LLC10,567$810.0K0.68%+10,567New
TCW Group Inc10,617$814.0K0.01%−4,580−30.1%Reduced
KG&L Capital Management,LLC10,632$815.0K0.33%+241+2.3%Added
Good Life Advisors, LLC10,658$817.0K0.10%+2,029+23.5%Added
Highland Private Wealth Management10,690$820.0K0.10%+492+4.8%Added
Vista Investment Management10,700$820.0K0.45%+1,106+11.5%Added
NEIRG Wealth Management, LLC10,728$822.0K0.16%+10,728New
Burns J W & Co Inc10,757$824.0K0.12%−31−0.3%Reduced
Forefront Wealth Management Inc.10,752$824.0K0.79%+10,752New
Patriot Financial Group Insurance Agency, LLC10,832$830.0K0.14%+114+1.1%Added
Northcape Wealth Management, LLC10,919$837.0K0.28%+10,919New
Jackson, Grant Investment Advisers, Inc.10,965$840.0K0.43%+62+0.6%Added
First Heartland Consultants, Inc.10,998$842.0K0.11%−863−7.3%Reduced
Phoenix Wealth Advisors10,980$842.0K0.64%+3,501+46.8%Added
Lakeview Capital Partners, LLC11,025$845.0K0.49%−810−6.8%Reduced
Colton Groome Financial Advisors, LLC11,027$845.0K0.34%+17+0.2%Added
Weiss Multi-Strategy Advisers LLC11,037$846.0K0.02%−25,730−70.0%Reduced
DMG Group, LLC10,499$846.0K0.73%+10,499New
Inverness Counsel LLC11,055$847.0K0.03%−2,538−18.7%Reduced
Bowling Portfolio Management LLC11,069$848.0K0.18%−57−0.5%Reduced
Matrix Private Capital Group LLC10,989$850.0K0.40%+252+2.3%Added
Campbell & CO Investment Adviser LLC11,100$851.0K0.29%+11,100New
Guerra Pan Advisors, LLC11,100$851.0K0.84%+11,100New
Wall Street Access Asset Management, LLC11,239$852.0K0.45%+10.0%Added
Founders Financial Securities LLC11,172$856.0K0.15%+282+2.6%Added
Demars Financial Group, LLC11,170$856.0K0.45%+1,324+13.4%Added
Greenwood Capital Associates LLC11,177$856.0K0.12%+1,804+19.2%Added
West Michigan Advisors, LLC11,186$857.0K0.64%+11,186New
Vigilare Wealth Management11,228$860.0K0.51%−983−8.1%Reduced
Arrow Financial Corp11,243$861.0K0.10%−6,090−35.1%Reduced
Two Sigma Securities, LLC11,249$862.0K0.17%−992−8.1%Reduced
Investors Research Corp11,276$864.0K0.26%00.0%Unchanged
Miracle Mile Advisors, LLC11,288$865.0K0.03%+493+4.6%Added
Roman Butler Fullerton & Co11,342$869.0K0.38%+300+2.7%Added
Gries Financial LLC11,362$871.0K0.36%+278+2.5%Added
Ridgewood Investments LLC11,394$873.0K0.55%−7,092−38.4%Reduced
Independent Solutions Wealth Management, LLC11,420$875.2K0.21%+995+9.5%Added
Accredited Investors Inc.11,424$876.0K0.08%−1,163−9.2%Reduced
Summit Wealth Partners, LLC11,441$876.9K0.19%00.0%Unchanged
Meadow Creek Wealth Advisors LLC11,460$878.0K0.83%+11,460New
Clean Yield Group11,477$880.0K0.29%−758−6.2%Reduced
North Star Asset Management Inc11,483$880.0K0.04%+65+0.6%Added
Legg Mason Asset Management (Japan) Co., Ltd.11,492$881.0K0.97%−1,984−14.7%Reduced
P.A.W. Capital Corp11,500$881.0K0.81%−500−4.2%Reduced
Covenant Partners, LLC11,522$883.0K0.33%00.0%Unchanged
Kings Point Capital Management11,528$883.0K0.07%+731+6.8%Added